<?php

namespace app\models\user;

use basic\BaseModel;
use traits\ModelTrait;

/**
 * 用户地址模型
 * Class UserAddress
 * @package app\models\user
 */
class UserAddress extends BaseModel
{
    /**
     * 数据表主键
     * @var string
     */
    protected $pk = 'id';

    /**
     * 模型名称
     * @var string
     */
    protected $name = 'user_address';

    use ModelTrait;

    protected $insert = ['add_time'];

    protected $hidden = ['add_time', 'is_del', 'uid'];

    protected function setAddTimeAttr()
    {
        return time();
    }

    /**
     * 设置默认收货地址
     * @param $id  int 地址id
     * @param $uid int 用户uid
     * @return bool
     */
    public static function setDefaultAddress($id, $uid)
    {
        self::beginTrans();
        $res1 = self::where('uid', $uid)->update(['is_default' => 0]);
        $res2 = self::where('id', $id)->where('uid', $uid)->update(['is_default' => 1]);
        $res = $res1 !== false && $res2 !== false;
        self::checkTrans($res);
        return $res;
    }

    /**
     * 设置用户地址查询初始条件
     * @param null $model
     * @param string $prefix
     * @return \think\Model
     */
    public static function userValidAddressWhere($model = null, $prefix = '')
    {
        if ($prefix) $prefix .= '.';
        $model = self::getSelfModel($model);
        return $model->where("{$prefix}is_del", 0);
    }

    /**
     * 获取用户收货地址并分页
     * @param $uid 用户uid
     * @param int $page 页码
     * @param int $limit 展示条数
     * @param string $field 展示字段
     * @return array
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public static function getUserValidAddressList($uid, $page = 1, $limit = 8, $field = '*')
    {
        if ($page) return self::userValidAddressWhere()->where('uid', $uid)->order('add_time DESC')->field($field)->page((int)$page, (int)$limit)->select()->toArray() ?: [];
        else return self::userValidAddressWhere()->where('uid', $uid)->order('add_time DESC')->field($field)->select()->toArray() ?: [];
    }

    /**
     * 获取用户默认收货地址
     * @param $uid 用户uid
     * @param string $field 展示字段
     * @return array|\think\Model|null
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public static function getUserDefaultAddress($uid, $field = '*')
    {
        return self::userValidAddressWhere()->where('uid', $uid)->where('is_default', 1)->field($field)->find();
    }
}